🔧 Engine Oil & Oil Filter - Oil Change

Changing the engine oil and oil filter on your Sienna keeps the V6 lubricated, cool, and protected from wear. This service also helps remove dirt and old oil that can shorten engine life.

Difficulty Level: Beginner | Estimated Time: 1-1.5 hours

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⚠️ Safety & Precautions

• Work on a level surface and set the parking brake.
• Engine oil will be hot if the van was recently driven; let it cool first.
• Use jack stands if you raise the vehicle. Never rely on a jack alone.
• Keep the drain pan clear and clean up spills right away to avoid slipping.
• No battery disconnect is required for this repair.

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🔧 Required Tools

You'll need the following tools for this repair:

• 14mm wrench
• 3/8-inch ratchet
• Oil filter wrench (specialty)
• Drain pan
• Floor jack (rated 3-ton minimum)
• Jack stands
• Wheel chocks
• Funnel
• Torque wrench
• Safety glasses
• Nitrile gloves
• Shop towels

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🔩 Required Parts

HowToo sells all the parts you need for this repair:

• Engine oil (SAE 0W-20 full synthetic) - Qty: 6.4 quarts
• Oil filter element - Qty: 1
• Oil filter housing O-ring set - Qty: 1
• Drain plug gasket - Qty: 1

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📋 Before You Begin

• Park on level ground and let the engine cool.
• Set the parking brake and chock the rear wheels.
• Have the new oil, filter, and drain plug gasket ready before draining.

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🔨 Step-by-Step Instructions

Follow these steps in order:

Step 1: Raise and secure the van

• Use a floor jack to lift the front of the van at the proper lift point.
• Support it with jack stands before getting underneath.
• Shake the van lightly to confirm it is stable.

Step 2: Remove the engine under cover

• Use the appropriate 10mm socket or fastener tool to remove the under cover fasteners.
• Set the cover and fasteners aside in order so they go back in the same places.

Step 3: Drain the old engine oil

• Place the drain pan under the oil pan drain plug.
• Use the 14mm wrench to remove the drain plug.
• Let the oil drain fully, then inspect the drain plug and replace the gasket.
• Torque to 39 Nm (29 ft-lbs) when reinstalling the drain plug.

Step 4: Remove the oil filter

• Move the drain pan under the oil filter housing.
• Use the oil filter wrench (specialty) to loosen and remove the filter housing.
• Remove the old filter element and old O-ring from the housing.
• Expect a little oil spill from the housing.

Step 5: Install the new oil filter

• Install the new filter element into the housing.
• Lightly coat the new O-ring with clean engine oil and install it on the housing.
• Reinstall the housing by hand first, then tighten with the oil filter wrench (specialty).
• Torque to 25 Nm (18 ft-lbs).

Step 6: Reinstall the drain plug and under cover

• Reinstall the drain plug with the new gasket using the 14mm wrench.
• Torque to 39 Nm (29 ft-lbs).
• Reinstall the under cover and tighten the fasteners with the correct socket or trim tool.

Step 7: Add new engine oil

• Lower the van back to level ground.
• Use a funnel to add about 6 quarts of SAE 0W-20 full synthetic first.
• Add the remaining oil slowly, then check the dipstick and top off as needed.

Step 8: Start and check for leaks

• Start the engine and let it idle for 30-60 seconds.
• Check the drain plug and oil filter housing for leaks.
• Shut the engine off, wait a few minutes, then recheck the oil level.

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✅ After Repair

• Confirm the oil level sits at the full mark on the dipstick.
• Reset the maintenance reminder if it is on.
• Drive a short distance and recheck for leaks.
• Dispose of used oil and the old filter at a recycling center.

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💰 DIY vs Shop Cost

Shop Cost: $90-$160 (parts + labor)

DIY Cost: $35-$60 (parts only)

You Save: $55-$100 by doing it yourself!

Shop labor rates vary but typically run $100-$150/hour. This repair takes a shop approximately 1-1.5 hours.

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🎯 Ready to get started?

HowToo makes it easy: same-day/2-day shipping on every part, plus all the tools and specialty tools you need! Check out the parts and tools sections below to add everything to your cart.